Add 25/40 and 5/9
25/40 + 5/9 is 85/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 9 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
25/40 = 25 × 9/40 × 9 = 225/360 - Likewise, for the 2nd fraction, since 9 × 40 = 360,
5/9 = 5 × 40/9 × 40 = 200/360 - Add the two like fractions:
225/360 + 200/360 = 225 + 200/360 = 425/360 - 425/360 simplified gives 85/72
- So, 25/40 + 5/9 = 85/72
In mixed form: 113/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/40+5/9 25/40+10/9 25/80+5/9 25/40+5/18 75/40+5/9 25/40+15/9 25/40+5/27 25/40+25/9 25/40+5/45 25/40+35/9 25/40+5/63